diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7571fd33..e5d1dc48 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@ Version 68:
 
 * Split common tests to a new project
 * Small speed up in fields comparisons
+* Adjust buffer size in fast server
 
 API Changes:
 
diff --git a/example/http-server-fast/http_server_fast.cpp b/example/http-server-fast/http_server_fast.cpp
index 1d461ca9..c6ddc9cf 100644
--- a/example/http-server-fast/http_server_fast.cpp
+++ b/example/http-server-fast/http_server_fast.cpp
@@ -202,7 +202,7 @@ private:
         // Fill out the reply to be sent to the client.
         response_.set(http::field::content_type, mime_type(target.to_string()));
         response_.body.clear();
-        for (char buf[512]; is.read(buf, sizeof(buf)).gcount() > 0;)
+        for (char buf[2048]; is.read(buf, sizeof(buf)).gcount() > 0;)
             response_.body.append(buf, static_cast<std::size_t>(is.gcount()));
         response_.prepare_payload();
     }